<?php

    /**
     * PHPExcel_Worksheet_HeaderFooterDrawing
     * Copyright (c) 2006 - 2015 PHPExcel
     * This library is free software; you can redistribute it and/or
     * modify it under the terms of the GNU Lesser General Public
     * License as published by the Free Software Foundation; either
     * version 2.1 of the License, or (at your option) any later version.
     * This library is distributed in the hope that it will be useful,
     * but WITHOUT ANY WARRANTY; without even the implied warranty of
     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     * Lesser General Public License for more details.
     * You should have received a copy of the GNU Lesser General Public
     * License along with this library; if not, write to the Free Software
     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
     * @category   PHPExcel
     * @package    PHPExcel_Worksheet
     * @copyright  Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
     * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
     * @version    ##VERSION##, ##DATE##
     */
    class PHPExcel_Worksheet_HeaderFooterDrawing extends PHPExcel_Worksheet_Drawing implements PHPExcel_IComparable {
        /**
         * Name
         * @var string
         */
        protected $name;
        /**
         * Offset X
         * @var int
         */
        protected $offsetX;
        /**
         * Offset Y
         * @var int
         */
        protected $offsetY;
        /**
         * Width
         * @var int
         */
        protected $width;
        /**
         * Height
         * @var int
         */
        protected $height;
        /**
         * Proportional resize
         * @var boolean
         */
        protected $resizeProportional;
        /**
         * Path
         * @var string
         */
        private $path;

        /**
         * Create a new PHPExcel_Worksheet_HeaderFooterDrawing
         */
        public function __construct() {
            // Initialise values
            $this->path               = '';
            $this->name               = '';
            $this->offsetX            = 0;
            $this->offsetY            = 0;
            $this->width              = 0;
            $this->height             = 0;
            $this->resizeProportional = true;
        }

        /**
         * Get Name
         * @return string
         */
        public function getName() {
            return $this->name;
        }

        /**
         * Set Name
         * @param string $pValue
         * @return PHPExcel_Worksheet_HeaderFooterDrawing
         */
        public function setName($pValue = '') {
            $this->name = $pValue;
            return $this;
        }

        /**
         * Get OffsetX
         * @return int
         */
        public function getOffsetX() {
            return $this->offsetX;
        }

        /**
         * Set OffsetX
         * @param int $pValue
         * @return PHPExcel_Worksheet_HeaderFooterDrawing
         */
        public function setOffsetX($pValue = 0) {
            $this->offsetX = $pValue;
            return $this;
        }

        /**
         * Get OffsetY
         * @return int
         */
        public function getOffsetY() {
            return $this->offsetY;
        }

        /**
         * Set OffsetY
         * @param int $pValue
         * @return PHPExcel_Worksheet_HeaderFooterDrawing
         */
        public function setOffsetY($pValue = 0) {
            $this->offsetY = $pValue;
            return $this;
        }

        /**
         * Get Width
         * @return int
         */
        public function getWidth() {
            return $this->width;
        }

        /**
         * Set Width
         * @param int $pValue
         * @return PHPExcel_Worksheet_HeaderFooterDrawing
         */
        public function setWidth($pValue = 0) {
            // Resize proportional?
            if ($this->resizeProportional && $pValue != 0) {
                $ratio        = $this->width / $this->height;
                $this->height = round($ratio * $pValue);
            }
            // Set width
            $this->width = $pValue;
            return $this;
        }

        /**
         * Get Height
         * @return int
         */
        public function getHeight() {
            return $this->height;
        }

        /**
         * Set Height
         * @param int $pValue
         * @return PHPExcel_Worksheet_HeaderFooterDrawing
         */
        public function setHeight($pValue = 0) {
            // Resize proportional?
            if ($this->resizeProportional && $pValue != 0) {
                $ratio       = $this->width / $this->height;
                $this->width = round($ratio * $pValue);
            }
            // Set height
            $this->height = $pValue;
            return $this;
        }

        /**
         * Set width and height with proportional resize
         * Example:
         * <code>
         * $objDrawing->setResizeProportional(true);
         * $objDrawing->setWidthAndHeight(160,120);
         * </code>
         * @author Vincent@luo MSN:kele_100@hotmail.com
         * @param int $width
         * @param int $height
         * @return PHPExcel_Worksheet_HeaderFooterDrawing
         */
        public function setWidthAndHeight($width = 0, $height = 0) {
            $xratio = $width / $this->width;
            $yratio = $height / $this->height;
            if ($this->resizeProportional && !($width == 0 || $height == 0)) {
                if (($xratio * $this->height) < $height) {
                    $this->height = ceil($xratio * $this->height);
                    $this->width  = $width;
                } else {
                    $this->width  = ceil($yratio * $this->width);
                    $this->height = $height;
                }
            }
            return $this;
        }

        /**
         * Get ResizeProportional
         * @return boolean
         */
        public function getResizeProportional() {
            return $this->resizeProportional;
        }

        /**
         * Set ResizeProportional
         * @param boolean $pValue
         * @return PHPExcel_Worksheet_HeaderFooterDrawing
         */
        public function setResizeProportional($pValue = true) {
            $this->resizeProportional = $pValue;
            return $this;
        }

        /**
         * Get Filename
         * @return string
         */
        public function getFilename() {
            return basename($this->path);
        }

        /**
         * Get Extension
         * @return string
         */
        public function getExtension() {
            $parts = explode(".", basename($this->path));
            return end($parts);
        }

        /**
         * Get Path
         * @return string
         */
        public function getPath() {
            return $this->path;
        }

        /**
         * Set Path
         * @param     string  $pValue      File path
         * @param     boolean $pVerifyFile Verify file
         * @throws     PHPExcel_Exception
         * @return PHPExcel_Worksheet_HeaderFooterDrawing
         */
        public function setPath($pValue = '', $pVerifyFile = true) {
            if ($pVerifyFile) {
                if (file_exists($pValue)) {
                    $this->path = $pValue;
                    if ($this->width == 0 && $this->height == 0) {
                        // Get width/height
                        list($this->width, $this->height) = getimagesize($pValue);
                    }
                } else {
                    throw new PHPExcel_Exception("File $pValue not found!");
                }
            } else {
                $this->path = $pValue;
            }
            return $this;
        }

        /**
         * Get hash code
         * @return string    Hash code
         */
        public function getHashCode() {
            return md5($this->path . $this->name . $this->offsetX . $this->offsetY . $this->width . $this->height . __CLASS__
            );
        }

        /**
         * Implement PHP __clone to create a deep clone, not just a shallow copy.
         */
        public function __clone() {
            $vars = get_object_vars($this);
            foreach ($vars as $key => $value) {
                if (is_object($value)) {
                    $this->$key = clone $value;
                } else {
                    $this->$key = $value;
                }
            }
        }
    }
